| Fountain Valley to Rodgau | 5,802.73 mi (9,338.58 km) |
| Fountain Valley to Roding | 5,951.56 mi (9,578.11 km) |
| Fountain Valley to Rodinghausen | 5,676.56 mi (9,135.54 km) |
| Fountain Valley to Roetgen | 5,690.01 mi (9,157.19 km) |
| Fountain Valley to Rommerskirchen | 5,685.69 mi (9,150.23 km) |
| Fountain Valley to Ronnenberg | 5,706.50 mi (9,183.73 km) |
| Fountain Valley to Rosbach vor der Hohe | 5,782.85 mi (9,306.60 km) |
| Fountain Valley to Rosdorf | 5,755.79 mi (9,263.05 km) |
| Fountain Valley to Rosenheim | 6,012.40 mi (9,676.03 km) |
| Fountain Valley to Rosrath | 5,707.17 mi (9,184.81 km) |
| Fountain Valley to Rossdorf | 5,807.05 mi (9,345.54 km) |
| Fountain Valley to Rosstal | 5,893.70 mi (9,485.00 km) |
| Fountain Valley to Rostock | 5,681.28 mi (9,143.14 km) |
| Fountain Valley to Rotenburg an der Fulda | 5,776.96 mi (9,297.12 km) |
| Fountain Valley to Roth | 5,907.87 mi (9,507.79 km) |
